Cheap flights from Toronto to Denver, CO

Flights starting at $183. Choose between United Airlines, Air Canada, or Frontier Airlines to find the best price.

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Cheapest one-way trip

$183

Cheapest nonstop round-trip

$349

Cheapest round-trip

$374

Average round-trip

$592

Includes rare itinerary

Travel hack

Round trips

Travel hack
Toronto YYZLas Vegas LASToronto YYZ

Multiple carriers

$388
Travel hack
Toronto YYZLas Vegas LASToronto YYZ

Multiple carriers

$388

Updated:

2113 km
Distance
Duration
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Travelers usually depart from Toronto Pearson International, Billy Bishop Toronto City, Toronto Union Train Station, Toronto, ON - Union Bus Station, or Toronto-Guildwood Train station when they travel from Toronto to Denver. Book your trip to arrive at Denver International, Denver Union Station, Centennial Airport, or Rocky Mountain Metropolitan Airport. The distance between Toronto and Denver is 2113 km. The most popular airlines for this route are United Airlines, Air Canada, Frontier Airlines, Delta Air Lines, and WestJet. Toronto and Denver have 401 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights5886854
Fly direct with

Air Canada on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Toronto to Denver

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
United AirlinesUALUAYesNo
Air CanadaACAACYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
WestJetWJAWSNoOpens 24 days before flight
Closes 1 hours before flight

United States COVID-19 travel restrictions

Latest COVID-19 travel restrictions in United States – 11/2022
Your trip summary

Most travellers from Toronto, YYZ can enter Denver, DEN, but there are restrictions.

Departure

Travel restrictions
  • Travel through United States land border is allowed for vaccinated travellers
  • Travel is allowed with restrictions for vaccinated travellers
  • Proof of negative pre-departure COVID-19 test results or recovery certificate is not required for United States
  • Quarantine is not required for vaccinated travellers
Visa requirements
  • Visa is not required
Forms and documents
  • Mandatory proof of COVID-19 vaccination for United States
  • Mandatory travel attestation form

Return

Travel restrictions
  • Travel is allowed
  • Proof of negative pre-departure COVID-19 test results is not required
  • Quarantine is not required
Visa requirements
  • Visa is not required

Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.

Learn more about COVID-19 restrictions in United States in our dedicated Stories article.

Frequently asked questions

How long does it take to travel from Toronto to Denver?
A one-way nonstop (direct) flight between Toronto and Denver takes around 3.9 hours.
What is the flight distance between Toronto and Denver?
The flight distance between Toronto and Denver is 2113 km.
What airlines offer nonstop (direct) flights between Toronto and Denver?
Several carriers operate flights between Toronto and Denver. Airlines offering nonstop (direct) flights include Air Canada, United Airlines.
What are the most popular routes to and from Toronto?
Travelers frequently search for route combinations, such as Toronto and New York, Orlando, Las Vegas, Chicago, Miami, Los Angeles, Atlanta, Mexico City, Bogotá, Dallas, Phoenix, Philadelphia, San Francisco, Cancún, Houston, Washington, D.C., Dhaka, Fort Lauderdale, London, Tampa.
What are the most popular routes to and from Denver?
Travelers frequently search for route combinations, such as Denver and Montreal, Vancouver, Calgary, Kuwait City, Winnipeg, Edmonton, Ottawa, Kelowna, Quebec City, Victoria, Saskatoon, Lima.
Which airports are there in Toronto?
Toronto is mainly served by Toronto Pearson International. But there are other airports nearby, including Billy Bishop Toronto City, Downsview Airport, Buttonville Municipal Airport.
What airports are near Toronto?
The main airport in Toronto is Toronto Pearson International. It is also served by Buffalo Niagara International, Greater Rochester International, John C. Munro Hamilton International, Region of Waterloo International, Niagara Falls International, London International, Kingston/Norman Rogers, Chautauqua County-Jamestown.
What airports are near Denver?
The main airport in Denver is Denver International. It is also served by Colorado Springs, Cheyenne Regional, Laramie Regional, Eagle County Regional, Pueblo Memorial.
What buses and trains depart from Toronto?
A number of bus and train companies depart from Toronto, including GO Transit train.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Toronto and Denver?
What is Virtual Interlining and how do I use it?
Which airlines fly between Toronto and Denver?
When's the best time to travel between Toronto and Denver?
What flights operate between Toronto and Denver?
How many airports are there near Toronto?
How many airports are there near Denver?
Is it possible to reach Toronto by bus or train?
What time do nonstop (direct) flights between Toronto and Denver depart?
What time do nonstop (direct) flights between Toronto and Denver arrive?
What time do flights between Toronto and Denver depart?
What time do flights between Toronto and Denver arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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